1978 Buick Regal Differential Pinion Seal
Browse our online catalogue to find original replacement Differential Pinion Seals specifically designed to fit a 1978 Buick Regal.





1978 Buick Regal Differential Pinion Seal
$17.24
$13.34
10+ In Stock
Condition: New
Ships: Tuesday Feb. 17th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Rear
Required Per Vehicle: 1
Fits: 1978 Buick Regal
Vehicle Fitment Notes:
8.5 in., 8.75 in., 8.88 in. Ring Gear
8.5 in., 8.75 in., 8.88 in. Ring Gear

1978 Buick Regal Differential Pinion Seal
$32.21
$24.94
10+ In Stock
Condition: New
Ships: Tuesday Feb. 17th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Pick-Up: Ready in 1 Hour Monday Feb. 16th
Rear
Required Per Vehicle: 1
Fits: 1978 Buick Regal
Vehicle Fitment Notes:
7.5 In. Ring Gear
7.5 In. Ring Gear




1978 Buick Regal Differential Pinion Seal
$9.56
In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Rear
Required Per Vehicle: 1
Fits: 1978 Buick Regal
Vehicle Fitment Notes:
1.938 Shaft Diameter 2.762 Bore Diameter 2.766 Outside Diameter Seal 0.500 Width with 8.5 Ring Gear
1.938 Shaft Diameter 2.762 Bore Diameter 2.766 Outside Diameter Seal 0.500 Width with 8.5 Ring Gear




1978 Buick Regal Differential Pinion Seal
$18.61
In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Rear
Required Per Vehicle: 1
Fits: 1978 Buick Regal
Vehicle Fitment Notes:
1.524 Shaft Diameter 2.656 Bore Diameter 2.660 Outside Diameter Seal 0.607 Width with 7.5 Ring Gear w/ 3.0" O.D. Rr. Brg.
1.524 Shaft Diameter 2.656 Bore Diameter 2.660 Outside Diameter Seal 0.607 Width with 7.5 Ring Gear w/ 3.0" O.D. Rr. Brg.

1978 Buick Regal Differential Pinion Seal
$22.20
Call For Availability
Condition: New
Rear Outer
Required Per Vehicle: 1
Fits: 1978 Buick Regal
Vehicle Fitment Notes:
with 7.5 (in) Ring Gear with GMC Axle
with 7.5 (in) Ring Gear with GMC Axle